Centralia, IL
Population 12,009 · Illinois
About Centralia, IL
Centralia is a mid-sized city in Illinois with a population of 12,009 residents. The median household income is $47,308 per year, which is below the national average. The median age in Centralia is 40 years.
Housing in Centralia has a median home value of $81,600 and median monthly rent of $775. Of the 5,949 total housing units, the majority are owner-occupied, with 3,359 owner-occupied and 1,873 renter-occupied units.
The unemployment rate in Centralia is 10.6% and the poverty rate is 22.6%. 17.8% of residents hold a bachelor's degree or higher. The average commute time is 19.5 minutes.
Cost of Living in Centralia, IL
Compared to national averages, Centralia has a median household income of $47,308 (37% below the national median of $75,149). Home values average $81,600, which is 67% below the national median. Monthly rent at $775 is 33% below the US average of $1,163. Within Illinois, Centralia's income is 37% below the state average of $75,072, and home values are 51% below the state median of $165,779.
Why Live in Centralia, IL?
Centralia offers affordable housing with a median home value of $81,600, below the US average of $244,900, and rent that’s lower than the national average at $775/month, and short commute times averaging just 19.5 minutes.
Potential considerations include median household income ($47,308) that falls below the national average. However, Centralia’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Centralia has a population of 12,009 with a median age of 40 years. Compare Centralia with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near Centralia
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Palos Heights | 11,817 | $107,974 | $350,000 | Compare |
| Effingham | 12,258 | $65,718 | $166,700 | Compare |
| Herrin | 12,271 | $58,501 | $109,100 | Compare |
| Streator | 12,274 | $54,953 | $88,000 | Compare |
| Kewanee | 12,280 | $49,668 | $70,000 | Compare |
| Justice | 12,372 | $58,514 | $235,200 | Compare |
| Plano | 11,626 | $83,102 | $221,100 | Compare |
| Winnetka | 12,508 | $250,001 | $1,206,300 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Illinois
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Centralia
What is the population of Centralia, IL?
The population of Centralia, IL is 12,009 according to the latest Census data.
What is the median household income in Centralia?
The median household income in Centralia, IL is $47,308 per year.
What is the median home value in Centralia?
The median home value in Centralia, IL is $81,600.
What is the average rent in Centralia?
The median monthly rent in Centralia, IL is $775.
What is the unemployment rate in Centralia?
The unemployment rate in Centralia, IL is 10.6%.